PHP version 8.0.16 (17 Feb 2022)

Core:

• Fixed bug #81430 (Attribute instantiation leaves dangling pointer). (beberlei)
• Fixed bug GH-7896 (Environment vars may be mangled on Windows). (cmb)

FFI:

• Fixed bug GH-7867 (FFI::cast() from pointer to array is broken). (cmb, dmitry)

Filter:

• Fixed bug #81708: UAF due to php_filter_float() failing for ints. (CVE-2021-21708) (cmb)

FPM:

• Fixed memory leak on invalid port. (David Carlier)

MBString:

• Fixed bug GH-7902 (mb_send_mail may delimit headers with LF only). (cmb)

MySQLnd:

• Fixed bug GH-7972 (MariaDB version prefix 5.5.5- is not stripped). (Kamil Tekiela)

Sockets:

• Fixed ext/sockets build on Haiku. (David Carlier)
• Fixed bug GH-7978 (sockets extension compilation errors). (David Carlier)

Standard:

• Fixed bug GH-7875 (mails are sent even if failure to log throws exception). (cmb)